弯头 DN 40-Ⅱ-3.590E3D

WN 40(B)-16 RF S=3.91

DN 40-Ⅱ-3.5 90E3D

pL300(B)-16 RF28+48500-1.6/90-00€-0.6 D1=2515

LWN 80-600 RJ B=6/

wn80(b)-100 ff1559Fs16 RF rf

SO500-16 RF-B S=3 Sch40M

so15-150mM059b=6d=1Fh80s RFS=500

20595wn450-40rfF s2um.

pl40(b)-6fm.60rfsch80s

wn20